Home / 35,966.18-53,964.82-19,306.76

Finding the Fourth Proportional to 35,966.18, 53,964.82 and 19,306.76

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Solution

The fourth proportional to 35,966.18, 53,964.82 and 19,306.76 is: 28,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,966.18 : 53,964.82 = 19,306.76 : x
  2. Step 2: Convert to fraction form
    35,966.18/53,964.82 = 19,306.76/x
  3. Step 3: Cross multiply
    35,966.18x = 53,964.82 × 19,306.76
  4. Step 4: Simplify right side
    35,966.18x = 1,041,885,473.89
  5. Step 5: Solve for x
    x = 1,041,885,473.89/35,966.18
  6. Step 6: Final answer
    x = 28,968.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.